In Exercises 3344, solve the system graphically. x2 y2 25x 82 y2 41 x

L12 - 7 ex. Find the function f (x)f r f(x)= 1 . x − 2 What is its domain Def. Aucn f is diﬀerentiable at x = a if f (a) ▯ exists. It is diﬀerentiable on an open interval if it is diﬀer- entiable at each number in the interval. 1 ex. Find each interval for which f(x)= is x − 2 diﬀerentiable.